Kindly Note: 1. Full protection to corners and sides, protecting your iPhone from drops and impacts. Note: not including protect phone screen. 2. Premium battery cells are used to ensure power, safety and reliability. 3. The battery case is only for iPhone 17 Pro Max, Other models are not supported. 4. When connecting the Charging cable to the battery case with the phone, the phone will charge first, and when the phone is fully charged, the battery case will be charged. 5. The battery case supports wireless charging. 6. Smart battery case intelligently stops charging when your iPhone power is 100%. 7. 100% support CarPlay and car charger and wireless charging. How to use: 1. Bend the top of the product to completely put the phone into the battery case. 2. Press the power button of the battery case, and it will start charging your iPhone 17 Pro Max. 3. Press the power button again, the charging case will stop charging. Product specifications: 1. Input: 5V/1A 2. Out put: 5V/1A 3. Capacity: 12000mAh 4. Sleek, Low-Profile design; Rechargeable up to 1000 times Package Included: 1 x Battery Case 1 x Tempered Glass Screen Protector 1 x User Manual 1 x Charging cable